Flexible extension tool



FIG. 1 is a top front perspective view of a flexible extension tool showing my new design;

FIG. 2 is left side elevational view thereof;

FIG. 3 is a right side elevational view thereof;

FIG. 4 is a bottom plan view thereof; and,

FIG. 5 is a rear elevational view thereof. 

The ornamental design for a flexible extension tool, as shown and described. 